449360857768 has 32 divisors (see below), whose sum is σ = 876168576000. Its totient is φ = 215797032640.

The previous prime is 449360857741. The next prime is 449360857769. The reversal of 449360857768 is 867758063944.

It is not an unprimeable number, because it can be changed into a prime (449360857769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5026108 + ... + 5114731.

It is an arithmetic number, because the mean of its divisors is an integer number (27380268000).

Almost surely, 2^449360857768 is an apocalyptic number.

It is an amenable number.

449360857768 is a deficient number, since it is larger than the sum of its proper divisors (426807718232).

449360857768 is a wasteful number, since it uses less digits than its factorization.

449360857768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10141065 (or 10141061 counting only the distinct ones).

The product of its (nonzero) digits is 243855360, while the sum is 67.

The spelling of 449360857768 in words is "four hundred forty-nine billion, three hundred sixty million, eight hundred fifty-seven thousand, seven hundred sixty-eight".